{"id":180,"date":"2022-01-05T13:23:56","date_gmt":"2022-01-05T04:23:56","guid":{"rendered":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/?page_id=180"},"modified":"2022-03-10T11:39:01","modified_gmt":"2022-03-10T02:39:01","slug":"%e9%81%8b%e5%8b%95%e3%81%97%e3%81%a6%e3%81%84%e3%82%8b%e6%99%82%e8%a8%88%e3%81%ae%e9%81%85%e3%82%8c","status":"publish","type":"page","link":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/%e3%83%ad%e3%83%bc%e3%83%ac%e3%83%b3%e3%83%84%e5%a4%89%e6%8f%9b%e3%81%ab%e3%82%88%e3%82%89%e3%81%aa%e3%81%84%e7%9b%b8%e5%af%be%e8%ab%96%e3%81%ae%e7%90%86%e8%a7%a3\/%e9%81%8b%e5%8b%95%e3%81%97%e3%81%a6%e3%81%84%e3%82%8b%e6%99%82%e8%a8%88%e3%81%ae%e9%81%85%e3%82%8c\/","title":{"rendered":"\u904b\u52d5\u3057\u3066\u3044\u308b\u6642\u8a08\u306e\u9045\u308c"},"content":{"rendered":"<p><!--more--><\/p>\n<h3 id=\"yui_3_17_2_1_1641355508554_1404\">\u6642\u8a08\u3068\u4e00\u7dd2\u306b\u904b\u52d5\u3057\u3066\u3044\u308b\u89b3\u6e2c\u8005 \\(B\\) \u304c\u6e2c\u5b9a\u3059\u308b\u6642\u8a08\u306e\u9032\u307f<\/h3>\n<p id=\"yui_3_17_2_1_1641355508554_1406\">4\u5143\u901f\u5ea6 \\(\\bar{\\boldsymbol{u}}\\) \u306e\u89b3\u6e2c\u8005 \\(B\\) \u3068\u4e00\u7dd2\u306b\u904b\u52d5\u3059\u308b\u6642\u8a08\u304c \\(T_0\\) \u3060\u3051\u6642\u3092\u523b\u3080\u3053\u3068\u3092\u8868\u30594\u5143\u30d9\u30af\u30c8\u30eb \\(\\boldsymbol{t}\\) \u306f<br \/>\n$$\\boldsymbol{t} = T_0\\, \\bar{\\boldsymbol{u}}$$<br id=\"yui_3_17_2_1_1641355508554_1407\" \/>\u3067\u3042\u308b\u3002\u89b3\u6e2c\u8005 \\(B\\) \u304c\u6e2c\u5b9a\u3059\u308b\u6642\u9593\u306f\uff0c\\(\\bar{\\boldsymbol{u}}\\) \u306b\u305d\u3063\u305f\u300c<span style=\"font-family: helvetica, arial, sans-serif\"><strong>\u6210\u5206<\/strong><\/span>\u300d\u3068\u3057\u3066\u5b9a\u7fa9\u3059\u308b\u3068\uff0c<br id=\"yui_3_17_2_1_1641355508554_1408\" \/>$$ \\boldsymbol{t}\\cdot\\frac{\\bar{\\boldsymbol{u}}}{\\bar{\\boldsymbol{u}}\\cdot\\bar{\\boldsymbol{u}}} = &#8211; T_0\\, \\bar{\\boldsymbol{u}}\\cdot\\bar{\\boldsymbol{u}} = T_0 $$ \u3068\uff0c\u78ba\u304b\u306b \\(T_0\\)\u00a0 \u306b\u306a\u3063\u3066\u3044\u308b\u3002<\/p>\n<h3 id=\"yui_3_17_2_1_1641355508554_1409\">\u89b3\u6e2c\u8005 \\(A\\) \u304c\u305d\u308c\u3092\u6e2c\u5b9a\u3059\u308b\u3068&#8230;<\/h3>\n<p id=\"yui_3_17_2_1_1641355508554_1411\">\u4e00\u65b9\uff0c\u3053\u306e\u540c\u3058\u73fe\u8c61\u30924\u5143\u901f\u5ea6 \\(\\boldsymbol{u}\\) \u306e\u89b3\u6e2c\u8005 \\(A\\) \u304c\u6e2c\u5b9a\u3059\u308b\u3068\uff0c\u6642\u8a08\u306f \\(V\\) \u3067\u904b\u52d5\u3057\u3066\u3044\u308b\u3088\u3046\u306b\u898b\u3048\u308b\u3002\\(A\\) \u304c\u6e2c\u5b9a\u3059\u308b\u6642\u9593 \\(T\\) \u306f \\(A\\) \u306e4\u5143\u901f\u5ea6 \\(\\boldsymbol{u}\\) \u306b\u6cbf\u3063\u305f\u300c<span style=\"font-family: helvetica, arial, sans-serif\"><strong>\u6210\u5206<\/strong><\/span>\u300d\u3067\u3042\u308b\u304b\u3089\uff0c<br id=\"yui_3_17_2_1_1641355508554_1412\" \/>$$ T = \\boldsymbol{t}\\cdot\\frac{{\\boldsymbol{u}}}{{\\boldsymbol{u}}\\cdot{\\boldsymbol{u}}} = &#8211; T_0\\, \\bar{\\boldsymbol{u}}\\cdot\\boldsymbol{u}$$<br \/>\n\u3068\u306a\u308b\u3002<span style=\"font-family: helvetica, arial, sans-serif\"><strong>4\u5143\u901f\u5ea6\u306e\u5408\u6210\u5247<\/strong><\/span>\u3092\u4f7f\u3046\u3068\uff08\\(\\boldsymbol{u} \\cdot\\boldsymbol{u} = -1, \\ \\boldsymbol{e} \\cdot \\boldsymbol{u}\u00a0 = 0\\) \u3067\u3042\u308b\u304b\u3089\uff09<br id=\"yui_3_17_2_1_1641355508554_1413\" \/>\\begin{eqnarray} T &amp;=&amp; &#8211; T_0\\, \\frac{1}{\\sqrt{1-V^2}} \\left(\\boldsymbol{u} + V \\boldsymbol{e}\\right) \\cdot \\boldsymbol{u}\\\\ \\ \\\\<br id=\"yui_3_17_2_1_1641355508554_1414\" \/>&amp;=&amp; \\frac{T_0}{\\sqrt{1-V^2}}<br \/>\n\\end{eqnarray}<\/p>\n<p id=\"yui_3_17_2_1_1641355508554_1415\">\u3057\u305f\u304c\u3063\u3066\uff0c$$T_0 = T \\sqrt{1-V^2} &lt; T$$<br id=\"yui_3_17_2_1_1641355508554_1416\" \/>\u3068\u306a\u308a\uff0c\u89b3\u6e2c\u8005 \\(A\\) \u306e\u7d4c\u904e\u3059\u308b\u6642\u9593 \\(T\\) \u306b\u5bfe\u3057\uff0c\u89b3\u6e2c\u8005 \\(B\\) \u306e\u7d4c\u904e\u3059\u308b\u6642\u9593 \\(T_0\\) \u304c\u5c0f\u3055\u3044\u3053\u3068\u304b\u3089\uff0c\u904b\u52d5\u3057\u3066\u3044\u308b\u89b3\u6e2c\u8005 \\(B\\) \u306e\u6642\u8a08\u304c\u3086\u3063\u304f\u308a\u9032\u3093\u3067\u3044\u308b\u3088\u3046\u306b\u307f\u3048\u308b\u3002<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":0,"parent":71,"menu_order":6,"comment_status":"closed","ping_status":"closed","template":"","meta":{"inline_featured_image":false,"footnotes":""},"class_list":["post-180","page","type-page","status-publish","hentry","nodate","item-wrap"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-json\/wp\/v2\/pages\/180","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-json\/wp\/v2\/comments?post=180"}],"version-history":[{"count":8,"href":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-json\/wp\/v2\/pages\/180\/revisions"}],"predecessor-version":[{"id":2479,"href":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-json\/wp\/v2\/pages\/180\/revisions\/2479"}],"up":[{"embeddable":true,"href":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-json\/wp\/v2\/pages\/71"}],"wp:attachment":[{"href":"https:\/\/home.hirosaki-u.ac.jp\/relativity\/wp-json\/wp\/v2\/media?parent=180"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}